Republican staffers have revelead that Sarah Palin believed Africa was a country, not a continent, reports the Huffington Post .

“According to Fox News Chief Political Correspondent Carl Cameron, there was great concern within the McCain campaign that Palin lacked ‘a degree of knowledgeability necessary to be a running mate, a vice president, a heartbeat away from the presidency,’ in part because she didn’t know which countries were in NAFTA, and she ‘didn’t understand that Africa was a continent, rather than a series, a country just in itself.’ ”

Read the full story here and check out the original report below.